On Mon, 2006-09-25 at 15:27 +0530, Mugunthan SIFY wrote:
> If you have enough disk space, create a temporary table with the four new
> columns. Insert into this table selecting records from the original table.
> Finally rename the tables.
isn't this resource intensive?
Then again, since the OP did already wait 24 hours, that must've loaded
the server as well.
> Hope this helps.
>
> Regards,
> S.Mugunthan
>
> -----Original Message-----
> From: Ehrwin Mina [mailto:ehrwin@stripped]
> Sent: Monday, September 25, 2006 12:35 PM
> To: Helen M Hudson; MySQL List
> Subject: Re: adding columns to a large table
>
>
> At 12:53 PM 9/25/2006, Helen M Hudson wrote:
> >I have a table with about 3million rows and I'm having trouble
> >altering it to add 4 more columns. I'm using the MySQL
> >Administrator and I've left it more than 24hours and its still not
> >finished. I was going to try using a login to the console next, but
> >is there a better way? Any advice much appreciated!
> >Helen
> >--
> >MySQL General Mailing List
> >For list archives: http://lists.mysql.com/mysql> >To unsubscribe: http://lists.mysql.com/mysql?unsub=1> >
>
> Hi Helen,
>
> I would like to know what type of engine your using in mysql?
> Is it mysisam or innodb?
>
> thank you,
>
> Ehrwin C. Mina
>
>
>
> --
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>
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